| Daniel Dunbar | d8d36e6 | 2010-08-27 01:30:14 +0000 | [diff] [blame^] | 1 | ; RUN: llc -O0 --show-mc-encoding < %s | FileCheck %s |
| 2 | |
| 3 | target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64" |
| 4 | target triple = "x86_64-apple-darwin10.0.0" |
| 5 | |
| 6 | ; CHECK: f0: |
| 7 | ; CHECK: addq %rax, (%rdi) |
| 8 | ; CHECK: # encoding: [0xf0,0x48,0x01,0x07] |
| 9 | ; CHECK: ret |
| 10 | define void @f0(i64* %a0) { |
| 11 | %t0 = and i64 1, 1 |
| 12 | call void @llvm.memory.barrier(i1 true, i1 true, i1 true, i1 true, i1 true) nounwind |
| 13 | %1 = call i64 @llvm.atomic.load.add.i64.p0i64(i64* %a0, i64 %t0) nounwind |
| 14 | call void @llvm.memory.barrier(i1 true, i1 true, i1 true, i1 true, i1 true) nounwind |
| 15 | ret void |
| 16 | } |
| 17 | |
| 18 | declare void @llvm.memory.barrier(i1, i1, i1, i1, i1) nounwind |
| 19 | |
| 20 | declare i32 @llvm.atomic.load.and.i32.p0i32(i32* nocapture, i32) nounwind |
| 21 | |
| 22 | declare i64 @llvm.atomic.load.add.i64.p0i64(i64* nocapture, i64) nounwind |